More parts for your vehicle
On any race set, complete the last race in that event with a gold medal and you will unlock bonus parts for your vehicle.

Computers and Shortcuts
In Lincoln Connector an easy way to win is to simply force the computer into the first shortcut of the race. Once the computer is in the shortcut the car will freeze for a period of time. This freezing can even last for up to a lap.

Nitrous Glitch
In drag racing if you tap the nitrous button instead of holding the button down your car will accelerate at a faster speed